:root {
  --width: 494px;
  --height: 242px;
  --chrome: 22.5px;
  --outer-border-radius: 25px;
  --thumb-radius: 0px;
}

html {
  box-sizing: border-box;
}

* {
  box-sizing: inherit;
}

body {
  min-height: 100vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: -webkit-radial-gradient(turquoise, midnightblue);
  background: radial-gradient(turquoise, midnightblue);
  font-weight: lighter;
  font-size: 10px;
}

.outer {
  position: relative;
  margin: 0 auto;
  width: var(--width);
  height: var(--height);
  border-radius: var(--outer-border-radius);
  border: solid 2px buttonface;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  
  background: black;
}

.inner {
  background: white;
/*   position: absolute; */
  margin: 0 auto;
  width: calc(100% - var(--chrome));
  height: calc(100% - var(--chrome));
  border-radius: calc(var(--chrome) - 10px);
  overflow-y: scroll;
  overflow-x: hidden;
}

.notch {
  position: absolute;
  background: black;
  width: 3%;
  height: 60%;
  top: 20%;
  left:calc(var(--chrome)/2);
  border-radius: 0 10px 10px 0;
}

ul {
  padding-left: calc(var(--chrome)/4);
  padding-right: 10px;
  margin: 5px 0;
  overflow: hidden;
}

li {
  list-style: none;
  padding: 5px 5px;
  border-bottom: 1px solid #dadada;
  -webkit-transform-origin: center left;
          transform-origin: center left;
}

*::-webkit-scrollbar { 
  width: 5px;
  padding: 100px;
  -webkit-transform: scalex(10);
          transform: scalex(10);
}

*::-webkit-scrollbar-thumb {
  border-radius: var(--thumb-radius);
  background-color: #5555;
  padding-right: 5px;
  -webkit-transform: scalex(10);
          transform: scalex(10);
}